SIZE: 1/4 inch Refrigeration Access Valve Thread x OD: 1/4” SAE x 1/4” O.D. Copper Length: 3.54″ or as request, Tube Thickness: As Request PREMIUM QUALITY: The refrigeration access valve caps are made of brass and tube made of thick copper, they are provided with core and have an inside rubber O-ring, 100% tested before shipping. FUNCTION: These hvac access valves are generally used to have an easy access to the systems for vacuum, charging, pressure checkup and other applications.
